#648491 Hex Color
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#648491 is a muted, ashy cyan with a heavy gray cast. Its very low saturation keeps things matte and understated, which suits UI backgrounds, supporting panels, and tech branding more than bold hero moments. Pair it with warm coral for contrast. Black text passes WCAG AA on this hex code at roughly 5.3:1.
Questions about #648491
What is #648491 in RGB, HSL and CMYK?
In RGB, #648491 is rgb(100, 132, 145), in HSL hsl(197, 18%, 48%) and in CMYK 31%, 9%, 0%, 43%. Browse more shades of blue with names and hex codes.
What colors pair well with #648491?
Warm accents like terracotta, coral, and soft amber bring out its cool gray undertone and stop it from looking flat. For a quieter palette, pair it with deep navy or warm off-whites.
Is #648491 readable on white or black?
#648491 has a 3.99:1 contrast ratio on white and 5.25:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works only for large text (24px, or 18.5px bold) and on black it works for body text. Try other pairs in the contrast checker.